| Release: | Oct 16, 1973 |
| Cover: | Jan 1974 |
Spider-Man and Mister Fantastic: Chaos at the Earth's Core!
| Release: | Oct 16, 1973 |
| Cover: | Jan 1974 |
Spider-Man needs more science than he has at his command to find Captain Marvel, so his next logical stop is to find Mr. Fantastic. The pair head to the centre of the Earth, and get caught up in a fight between Basilisk and Mole Man over the Omega Stone.
| Writer | Len Wein |
| Artist | Gil Kane |
| Colorist | Glynis Oliver |
| Letterer | Jean Simek-Izzo |
| Editor | Roy Thomas |
| Spider-Man | Peter Parker |
| Mr. Fantastic | Reed Richards |
| Rick Jones | |
| Mole Man | Harvey Rupert Elder |
| Captain Marvel | Mar-Vell |
| Moloids | |
| Basilisk | Basil Elks |
| Age | Bronze Age |
|---|---|
| Format | Comic |
| Series Group | Spider-Man |
| Genre | Action | Adventure | Super-Heroes |
| No. of Pages | 32 |
| Country | USA |
| Language | English |